College algebra and trigonometry : textbook workbook 
Batacan, Ma. Carmelita A. 
 -  National Book Store,  2003 
 - v, 248 pages 
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<br/><br/><label>ISBN: </label>9-71086365-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra, College.
<br/><br/><label>Dewey Class. No.: </label>F 512.9 B3281 2003